Ball-point-pen



FIG. 1 is a side perspective view of a ball-point-pen showing my new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a front elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a right side elevational view;

FIG. 6 is a bottom plan view on an enlarged scale; and

FIG. 7 is a top plan view on an enlarged scale. 

The ornamental design for a ball-point-pen, as shown and described. 